302130453312 has 84 divisors (see below), whose sum is σ = 872323806276. Its totient is φ = 99975014400.

The previous prime is 302130453293. The next prime is 302130453397. The reversal of 302130453312 is 213354031203.

302130453312 is a `hidden beast` number, since 3 + 0 + 21 + 304 + 5 + 331 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 81170289216 + 220960164096 = 284904^2 + 470064^2 .

It is a super-2 number, since 2×302130453312² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1835439 + ... + 1993262.

Almost surely, 2^302130453312 is an apocalyptic number.

302130453312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

302130453312 is an abundant number, since it is smaller than the sum of its proper divisors (570193352964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

302130453312 is a wasteful number, since it uses less digits than its factorization.

302130453312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3828856 (or 3828843 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 302130453312 its reverse (213354031203), we get a palindrome (515484484515).

The spelling of 302130453312 in words is "three hundred two billion, one hundred thirty million, four hundred fifty-three thousand, three hundred twelve".